diff --git a/update_attempter_unittest.cc b/update_attempter_unittest.cc
index 18bcb67..39ad109 100644
--- a/update_attempter_unittest.cc
+++ b/update_attempter_unittest.cc
@@ -373,7 +373,7 @@
   }
   EXPECT_CALL(*processor_, StartProcessing()).Times(1);
 
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   g_idle_add(&StaticUpdateTestVerify, this);
 }
 
@@ -474,7 +474,7 @@
           SetArgumentPointee<0>(std::string("canary-channel")),
           Return(true)));
 
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   EXPECT_EQ("canary-channel", attempter_.omaha_request_params_.app_track);
 
   g_idle_add(&StaticQuitMainLoop, this);
@@ -502,7 +502,7 @@
           SetArgumentPointee<0>(true),
           Return(true)));
 
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   EXPECT_TRUE(attempter_.omaha_request_params_.update_disabled);
 
   g_idle_add(&StaticQuitMainLoop, this);
@@ -532,7 +532,7 @@
           SetArgumentPointee<0>(target_version_prefix),
           Return(true)));
 
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   EXPECT_EQ(target_version_prefix.c_str(),
             attempter_.omaha_request_params_.target_version_prefix);
 
@@ -565,7 +565,7 @@
           SetArgumentPointee<0>(scatter_factor_in_seconds),
           Return(true)));
 
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   EXPECT_EQ(scatter_factor_in_seconds, attempter_.scatter_factor_.InSeconds());
 
   g_idle_add(&StaticQuitMainLoop, this);
@@ -612,7 +612,7 @@
           SetArgumentPointee<0>(scatter_factor_in_seconds),
           Return(true)));
 
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   EXPECT_EQ(scatter_factor_in_seconds, attempter_.scatter_factor_.InSeconds());
 
   // Make sure the file still exists.
@@ -627,7 +627,7 @@
   // However, if the count is already 0, it's not decremented. Test that.
   initial_value = 0;
   EXPECT_TRUE(prefs.SetInt64(kPrefsUpdateCheckCount, initial_value));
-  attempter_.Update("", "", false, false, false, false);
+  attempter_.Update("", "", false, false, false);
   EXPECT_TRUE(prefs.Exists(kPrefsUpdateCheckCount));
   EXPECT_TRUE(prefs.GetInt64(kPrefsUpdateCheckCount, &new_value));
   EXPECT_EQ(initial_value, new_value);
@@ -679,9 +679,8 @@
           SetArgumentPointee<0>(scatter_factor_in_seconds),
           Return(true)));
 
-  // pass true for is_user_initiated so we can test that the
-  // scattering is disabled.
-  attempter_.Update("", "", false, false, false, true);
+  // Trigger an interactive check so we can test that scattering is disabled.
+  attempter_.Update("", "", false, true, false);
   EXPECT_EQ(scatter_factor_in_seconds, attempter_.scatter_factor_.InSeconds());
 
   // Make sure scattering is disabled for manual (i.e. user initiated) update